Islamic State group says it killed 5 aid workers in Nigeria

DAKAR, Senegal (AP) — Militants from an Islamic State affiliate claimed responsibility Thursday for killing five aid workers who had been kidnapped a month earlier in northeastern Nigeria. The Islamic State West Africa Province warned in June that it would target Nigerians working for international aid agencies along with those who helped the military. Nigeria’s president already had blamed the extremists for Sunday’s slayings. The group issued its claim online in its digital w